Nifty futures has rolled around 73% vs 74% with respect to last month, and the open interest for the new July contract is almost at par to last month. BankNifty futures rolled at around 69% vs 61% compared to last month. However the open interest of BankNifty in this series is lesser by around 9 lkh, implying no clear direction and hence possibly a range bound session in the first half of July.